数学是一门活生生的学科，不断演变和发展。

The only way to do great work is to love what you do.

任何在科学探索中追求即时实用价值的人，可以确信他的追求是徒劳的。

The poem is not a dialogue. The poem is a monologue delivered in the presence of a witness.

"Life is a shipwreck, but we must not forget to sing in the lifeboats."

如果你想拥有从未有过的东西，就必须愿意做从未做过的事。